TomatoRipe, red tomatoes, plump with juice, are the quintessential symbol of summer, and their rich hue looks just as mouthwatering in interiors as on the plate. The key is not to go overboard — a little of this brilliant shade goes a long way. In this dining room, the red walls draw attention to the artwork by echoing one of its colors, even as the neutral wooden furnishings keep the tomato hue in check.